// 布尔值（boolean）：true 或 false
let bool1: boolean = true
console.log(bool1)
let bool2: boolean = false
console.log(bool2)

let str1: string = 'hello world'
console.log(str1)

let num1: number = 100
console.log(num1)

let binary: number = 0b1010;
console.log(binary)

let arr1: number[] = [1, 2, 3]
let arr2: [string, number, number] = ["1", 2, 3]
console.log(arr2)

enum Color {
    Red,
    Green=100,
    Blue
}

let c:Color = Color.Green;
console.log(c)


let aa:any="10"
console.log(aa)


function fun():number{
    // console.log("hello world")
    return 10;
}
